2R6T - Header Asymmetric Unit

HEADER TRANSFERASE 06-SEP-07 2R6T

TITLE STRUCTURE OF A R132K VARIANT PDUO-TYPE ATP:CO(I)RRINOID TITLE 2 ADENOSYLTRANSFERASE FROM LACTOBACILLUS REUTERI COMPLEXED TITLE 3 WITH ATP

COMPND MOL_ID: 1; COMPND 2 MOLECULE: COBALAMIN ADENOSYLTRANSFERASE PDUO-LIKE PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LACTOBACILLUS REUTERI; SOURCE 3 ORGANISM_TAXID: 1598; SOURCE 4 STRAIN: CRL1098; SOURCE 5 GENE: COBA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28B

KEYWDS ADENOSYLTRANSFERASE VARIANT, ATP BINDING

EXPDTA X-RAY DIFFRACTION

AUTHOR M.ST MAURICE,P.E.MERA,J.C.ESCALANTE-SEMERENA,I.RAYMENT

REVDAT 3 24-FEB-09 2R6T 1 VERSN REVDAT 2 22-JUL-08 2R6T 1 JRNL REVDAT 1 18-DEC-07 2R6T 0

JRNL AUTH P.E.MERA,M.ST MAURICE,I.RAYMENT, JRNL AUTH 2 J.C.ESCALANTE-SEMERENA JRNL TITL STRUCTURAL AND FUNCTIONAL ANALYSES OF THE JRNL TITL 2 HUMAN-TYPE CORRINOID ADENOSYLTRANSFERASE (PDUO) JRNL TITL 3 FROM LACTOBACILLUS REUTERI. JRNL REF BIOCHEMISTRY V. 46 13829 2007 JRNL REFN ISSN 0006-2960 JRNL PMID 17988155 JRNL DOI 10.1021/BI701622J

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.61 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.61 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.2 REMARK 3 NUMBER OF REFLECTIONS : 11416 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 540 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.61 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.68 REMARK 3 REFLECTION IN BIN (WORKING SET) : 741 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.85 REMARK 3 BIN R VALUE (WORKING SET) : 0.1920 REMARK 3 BIN FREE R VALUE SET COUNT : 25 REMARK 3 BIN FREE R VALUE : 0.2570 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2735 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 66 REMARK 3 SOLVENT ATOMS : 115 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.58 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.10000 REMARK 3 B22 (A**2) : 0.10000 REMARK 3 B33 (A**2) : -0.15000 REMARK 3 B12 (A**2) : 0.05000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.363 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.238 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.890 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.913 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.840 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2852 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3889 ; 1.430 ; 1.975 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 348 ; 5.767 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 136 ;34.127 ;25.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 446 ;15.597 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;11.060 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 437 ; 0.085 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2154 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1374 ; 0.208 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1959 ; 0.301 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 131 ; 0.152 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 1 ; 0.044 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 126 ; 0.189 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 24 ; 0.179 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1795 ; 0.481 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2793 ; 0.853 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1222 ; 1.299 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1095 ; 1.966 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 2R6T COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-SEP-07. REMARK 100 THE RCSB ID CODE IS RCSB044496.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-MAY-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : MONTEL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRUKER PLATINUM 135 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : SAINT REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12134 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.610 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 6.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 8.30000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 18.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.61 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.68 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.4 REMARK 200 DATA REDUNDANCY IN SHELL : 4.60 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 22.90000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 6.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: ANOXIC, 16% PEG 8000, 0.1 M MES, REMARK 280 200 MM KCL, 30 UG/ML FMN REDUCTASE, 50 MM NADH, 10 MM FMN, 10 REMARK 280 MM HYDROXYCOBALAMIN, 10 MM MGCL2, 10 MM ATP, PH 6.0, VAPOR REMARK 280 DIFFUSION, TEMPERATURE 300K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 84.59850 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 84.59850 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 84.59850 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA.

REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11440 ANGSTROM**2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11820 ANGSTROM**2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -0.500000 -0.866025 0.000000 64.67800 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 32.33900 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 56.01279 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000

REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A1016 LIES ON A SPECIAL POSITION. REMARK 375 HOH B1002 LIES ON A SPECIAL POSITION. REMARK 375 HOH B1005 LIES ON A SPECIAL POSITION. REMARK 375 HOH B1006 LIES ON A SPECIAL POSITION. REMARK 375 HOH B1017 LIES ON A SPECIAL POSITION. REMARK 375 HOH B1030 LIES ON A SPECIAL POSITION.

REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY A -5 REMARK 465 ALA A -4 REMARK 465 SER A -3 REMARK 465 ALA A -2 REMARK 465 PRO A -1 REMARK 465 MET A 0 REMARK 465 VAL A 1 REMARK 465 LYS A 18 REMARK 465 VAL A 109 REMARK 465 LYS A 110 REMARK 465 ASN A 182 REMARK 465 SER A 183 REMARK 465 LYS A 184 REMARK 465 ASP A 185 REMARK 465 VAL A 186 REMARK 465 PHE A 187 REMARK 465 ARG A 188 REMARK 465 GLY B -5 REMARK 465 ALA B -4 REMARK 465 SER B -3 REMARK 465 ALA B -2 REMARK 465 PRO B -1 REMARK 465 MET B 0 REMARK 465 VAL B 1 REMARK 465 LYS B 2 REMARK 465 GLN B 19 REMARK 465 ASP B 79 REMARK 465 GLU B 80 REMARK 465 ARG B 81 REMARK 465 ASN B 182 REMARK 465 SER B 183 REMARK 465 LYS B 184 REMARK 465 ASP B 185 REMARK 465 VAL B 186 REMARK 465 PHE B 187 REMARK 465 ARG B 188

REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ILE A 3 CG1 CG2 CD1 REMARK 470 LYS A 10 CD CE NZ REMARK 470 ARG A 14 CD NE CZ NH1 NH2 REMARK 470 ILE A 20 CD1 REMARK 470 ASN A 24 O REMARK 470 TYR A 31 CD1 CD2 CE1 CE2 CZ OH REMARK 470 GLU A 60 CG CD OE1 OE2 REMARK 470 GLU A 80 CB CG CD OE1 OE2 REMARK 470 ARG A 81 CD NE CZ NH1 NH2 REMARK 470 LYS A 85 CG CD CE NZ REMARK 470 LYS A 87 CE NZ REMARK 470 GLU A 89 CG CD OE1 OE2 REMARK 470 GLN A 104 CD OE1 NE2 REMARK 470 LYS A 111 CG CD CE NZ REMARK 470 PHE A 112 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS A 132 CE NZ REMARK 470 GLN A 140 OE1 NE2 REMARK 470 GLN A 146 CD OE1 NE2 REMARK 470 MET A 178 CG SD CE REMARK 470 ARG A 181 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 10 CD CE NZ REMARK 470 ARG B 14 CZ NH1 NH2 REMARK 470 LYS B 18 CB CG CD CE NZ REMARK 470 LYS B 45 NZ REMARK 470 ASP B 78 CB CG OD1 OD2 REMARK 470 HIS B 82 ND1 CD2 CE1 NE2 REMARK 470 SER B 83 CB OG REMARK 470 LYS B 85 CG CD CE NZ REMARK 470 LYS B 87 CB CG CD CE NZ REMARK 470 GLU B 89 CG CD OE1 OE2 REMARK 470 GLN B 90 CG CD OE1 NE2 REMARK 470 VAL B 93 CB CG1 CG2 REMARK 470 GLN B 104 CD OE1 NE2 REMARK 470 ALA B 108 CB REMARK 470 LYS B 110 CG CD CE NZ REMARK 470 LYS B 111 CG CD CE NZ REMARK 470 PHE B 112 CD1 CD2 CE1 CE2 CZ REMARK 470 GLN B 140 OE1 NE2 REMARK 470 GLU B 145 CG CD OE1 OE2 REMARK 470 MET B 178 CG SD CE REMARK 470 ARG B 181 CG CD NE CZ NH1 NH2

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LYS A 6 -4.51 72.72 REMARK 500 ASN A 7 -9.94 -58.36 REMARK 500 ILE A 15 -169.67 -108.77 REMARK 500 ASN A 49 -162.40 -119.00 REMARK 500 LYS B 6 -2.03 91.38 REMARK 500 ILE B 15 -161.37 -113.46 REMARK 500 SER B 83 138.19 89.35 REMARK 500 LYS B 110 -117.97 106.44 REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B1002 DISTANCE = 8.95 ANGSTROMS REMARK 525 HOH B1004 DISTANCE = 5.10 ANGSTROMS REMARK 525 HOH B1005 DISTANCE = 6.37 ANGSTROMS REMARK 525 HOH A1006 DISTANCE = 5.44 ANGSTROMS REMARK 525 HOH A1014 DISTANCE = 8.79 ANGSTROMS REMARK 525 HOH A1015 DISTANCE = 9.99 ANGSTROMS REMARK 525 HOH B1015 DISTANCE = 9.45 ANGSTROMS REMARK 525 HOH A1016 DISTANCE = 8.36 ANGSTROMS REMARK 525 HOH B1016 DISTANCE = 7.36 ANGSTROMS REMARK 525 HOH B1017 DISTANCE = 13.79 ANGSTROMS REMARK 525 HOH B1023 DISTANCE = 6.49 ANGSTROMS REMARK 525 HOH A1028 DISTANCE = 8.44 ANGSTROMS REMARK 525 HOH A1029 DISTANCE = 8.41 ANGSTROMS REMARK 525 HOH A1036 DISTANCE = 5.10 ANGSTROMS REMARK 525 HOH B1041 DISTANCE = 5.41 ANGSTROMS REMARK 525 HOH A1046 DISTANCE = 5.06 ANGSTROMS REMARK 525 HOH A1047 DISTANCE = 5.42 ANGSTROMS REMARK 525 HOH A1051 DISTANCE = 8.99 ANGSTROMS REMARK 525 HOH A1054 DISTANCE = 10.08 ANGSTROMS REMARK 525 HOH A1057 DISTANCE = 8.59 ANGSTROMS

REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 993 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A1045 O REMARK 620 2 ATP A 995 O1B 98.6 REMARK 620 3 ATP A 995 O3G 168.0 87.4 REMARK 620 4 ATP A 995 O1A 90.5 98.4 78.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 994 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ATP B 995 O1A REMARK 620 2 ATP B 995 O1B 93.0 REMARK 620 3 ATP B 995 O3G 82.6 83.3 REMARK 620 N 1 2

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 994 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 993 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 994 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 993 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATP A 995 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATP B 995

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2R6X RELATED DB: PDB

DBREF 2R6T A 2 188 UNP Q50EJ2 Q50EJ2_LACRE 2 188 DBREF 2R6T B 2 188 UNP Q50EJ2 Q50EJ2_LACRE 2 188

SEQADV 2R6T GLY A -5 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T ALA A -4 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T SER A -3 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T ALA A -2 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T PRO A -1 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T MET A 0 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T VAL A 1 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T LYS A 132 UNP Q50EJ2 ARG 132 ENGINEERED SEQADV 2R6T GLY B -5 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T ALA B -4 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T SER B -3 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T ALA B -2 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T PRO B -1 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T MET B 0 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T VAL B 1 UNP Q50EJ2 EXPRESSION TAG SEQADV 2R6T LYS B 132 UNP Q50EJ2 ARG 132 ENGINEERED

SEQRES 1 A 194 GLY ALA SER ALA PRO MET VAL LYS ILE TYR THR LYS ASN SEQRES 2 A 194 GLY ASP LYS GLY GLN THR ARG ILE ILE GLY LYS GLN ILE SEQRES 3 A 194 LEU TYR LYS ASN ASP PRO ARG VAL ALA ALA TYR GLY GLU SEQRES 4 A 194 VAL ASP GLU LEU ASN SER TRP VAL GLY TYR THR LYS SER SEQRES 5 A 194 LEU ILE ASN SER HIS THR GLN VAL LEU SER ASN GLU LEU SEQRES 6 A 194 GLU GLU ILE GLN GLN LEU LEU PHE ASP CYS GLY HIS ASP SEQRES 7 A 194 LEU ALA THR PRO ALA ASP ASP GLU ARG HIS SER PHE LYS SEQRES 8 A 194 PHE LYS GLN GLU GLN PRO THR VAL TRP LEU GLU GLU LYS SEQRES 9 A 194 ILE ASP ASN TYR THR GLN VAL VAL PRO ALA VAL LYS LYS SEQRES 10 A 194 PHE ILE LEU PRO GLY GLY THR GLN LEU ALA SER ALA LEU SEQRES 11 A 194 HIS VAL ALA ARG THR ILE THR LYS ARG ALA GLU ARG GLN SEQRES 12 A 194 ILE VAL GLN LEU MET ARG GLU GLU GLN ILE ASN GLN ASP SEQRES 13 A 194 VAL LEU ILE PHE ILE ASN ARG LEU SER ASP TYR PHE PHE SEQRES 14 A 194 ALA ALA ALA ARG TYR ALA ASN TYR LEU GLU GLN GLN PRO SEQRES 15 A 194 ASP MET LEU TYR ARG ASN SER LYS ASP VAL PHE ARG SEQRES 1 B 194 GLY ALA SER ALA PRO MET VAL LYS ILE TYR THR LYS ASN SEQRES 2 B 194 GLY ASP LYS GLY GLN THR ARG ILE ILE GLY LYS GLN ILE SEQRES 3 B 194 LEU TYR LYS ASN ASP PRO ARG VAL ALA ALA TYR GLY GLU SEQRES 4 B 194 VAL ASP GLU LEU ASN SER TRP VAL GLY TYR THR LYS SER SEQRES 5 B 194 LEU ILE ASN SER HIS THR GLN VAL LEU SER ASN GLU LEU SEQRES 6 B 194 GLU GLU ILE GLN GLN LEU LEU PHE ASP CYS GLY HIS ASP SEQRES 7 B 194 LEU ALA THR PRO ALA ASP ASP GLU ARG HIS SER PHE LYS SEQRES 8 B 194 PHE LYS GLN GLU GLN PRO THR VAL TRP LEU GLU GLU LYS SEQRES 9 B 194 ILE ASP ASN TYR THR GLN VAL VAL PRO ALA VAL LYS LYS SEQRES 10 B 194 PHE ILE LEU PRO GLY GLY THR GLN LEU ALA SER ALA LEU SEQRES 11 B 194 HIS VAL ALA ARG THR ILE THR LYS ARG ALA GLU ARG GLN SEQRES 12 B 194 ILE VAL GLN LEU MET ARG GLU GLU GLN ILE ASN GLN ASP SEQRES 13 B 194 VAL LEU ILE PHE ILE ASN ARG LEU SER ASP TYR PHE PHE SEQRES 14 B 194 ALA ALA ALA ARG TYR ALA ASN TYR LEU GLU GLN GLN PRO SEQRES 15 B 194 ASP MET LEU TYR ARG ASN SER LYS ASP VAL PHE ARG

HET MG A 994 1 HET MG A 993 1 HET MG B 994 1 HET MG B 993 1 HET ATP A 995 31 HET ATP B 995 31

HETNAM MG MAGNESIUM ION HETNAM ATP ADENOSINE-5'-TRIPHOSPHATE

FORMUL 3 MG 4(MG 2+) FORMUL 7 ATP 2(C10 H16 N5 O13 P3) FORMUL 9 HOH *115(H2 O)

HELIX 1 1 ASP A 25 SER A 46 1 22 HELIX 2 2 THR A 52 VAL A 54 5 3 HELIX 3 3 LEU A 55 ALA A 74 1 20 HELIX 4 4 GLN A 88 VAL A 106 1 19 HELIX 5 5 THR A 118 ARG A 143 1 26 HELIX 6 6 ASN A 148 GLU A 173 1 26 HELIX 7 7 ASP B 25 SER B 46 1 22 HELIX 8 8 THR B 52 VAL B 54 5 3 HELIX 9 9 LEU B 55 ALA B 74 1 20 HELIX 10 10 GLN B 88 VAL B 106 1 19 HELIX 11 11 THR B 118 ARG B 143 1 26 HELIX 12 12 ASN B 148 LEU B 172 1 25

SHEET 1 A 2 GLN A 12 ARG A 14 0 SHEET 2 A 2 ILE A 20 TYR A 22 -1 O LEU A 21 N THR A 13 SHEET 1 B 2 ILE A 113 LEU A 114 0 SHEET 2 B 2 MET A 178 LEU A 179 -1 O MET A 178 N LEU A 114 SHEET 1 C 2 GLN B 12 THR B 13 0 SHEET 2 C 2 LEU B 21 TYR B 22 -1 O LEU B 21 N THR B 13 SHEET 1 D 2 ILE B 113 LEU B 114 0 SHEET 2 D 2 MET B 178 LEU B 179 -1 O MET B 178 N LEU B 114

LINK MG MG A 993 O HOH A1045 1555 1555 2.04 LINK MG MG A 993 O1B ATP A 995 1555 1555 2.08 LINK MG MG A 993 O3G ATP A 995 1555 1555 2.38 LINK MG MG A 993 O1A ATP A 995 1555 1555 2.37 LINK MG MG B 994 O1A ATP B 995 1555 1555 1.95 LINK MG MG B 994 O1B ATP B 995 1555 1555 2.31 LINK MG MG B 994 O3G ATP B 995 1555 1555 2.34

CISPEP 1 VAL B 109 LYS B 110 0 24.92

SITE 1 AC1 3 ILE A 3 ASP A 160 ATP A 995 SITE 1 AC2 4 LYS A 23 ASN A 156 ATP A 995 HOH A1045 SITE 1 AC3 3 ASN B 156 ATP B 995 HOH B 997 SITE 1 AC4 3 ILE B 3 ASP B 160 ATP B 995 SITE 1 AC5 16 THR A 5 LYS A 6 ASN A 7 GLY A 8 SITE 2 AC5 16 THR A 13 ARG A 14 LYS A 23 VAL A 28 SITE 3 AC5 16 LYS A 132 GLU A 135 ARG A 136 ASN A 156 SITE 4 AC5 16 ASP A 160 MG A 993 MG A 994 HOH A1045 SITE 1 AC6 17 THR B 5 LYS B 6 ASN B 7 GLY B 8 SITE 2 AC6 17 THR B 13 ARG B 14 LYS B 23 VAL B 28 SITE 3 AC6 17 TYR B 31 LYS B 132 GLU B 135 ARG B 136 SITE 4 AC6 17 ASN B 156 MG B 993 MG B 994 HOH B 997 SITE 5 AC6 17 HOH B1019

CRYST1 64.678 64.678 169.197 90.00 90.00 120.00 P 63 12

ORIGX1 1.000000 0.000000 0.000000 0.00000

ORIGX2 0.000000 1.000000 0.000000 0.00000

ORIGX3 0.000000 0.000000 1.000000 0.00000

SCALE1 0.015461 0.008927 0.000000 0.00000

SCALE2 0.000000 0.017853 0.000000 0.00000

SCALE3 0.000000 0.000000 0.005910 0.00000